/Engine/Source/Runtime/AIModule/Classes/BehaviorTree/BlackboardComponent.h
Copy content from SourceKeyID to DestinationID and return true if it worked
bool CopyKeyValue ( [FBlackboard::FKey](API\Runtime\AIModule\BehaviorTree\Blackboard\FKey) SourceKeyID, [FBlackboard::FKey](API\Runtime\AIModule\BehaviorTree\Blackboard\FKey) DestinationID )